Sökning: "Battery lifetime tests"

Visar resultat 6 - 8 av 8 avhandlingar innehållade orden Battery lifetime tests.

  1. 6. Lithium-ion batteries for off-grid PV-systems

    Författare :Fabian Benavente; Göran Lindbergh; Anders Olof Lundblad; Saul Cabrera; Daniel Abraham; KTH; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Lithium-ion batteries; aging; partial cycles; DVA; EIS; NCA; stationary energy systems; PV systems; rural electrification.; Chemical Engineering; Kemiteknik;

    Sammanfattning : This thesis provides a comprehensive and detailed analysis on the effect ofthe battery operation strategy on the lifetime of commercial lithium-ionbatteries and on the economics of off-grid photovoltaic (PV)-batterysystems.Lithium-ion batteries play a key role in the transition to a fossil-freesociety. LÄS MER

  3. 7. Generalized anxiety disorder (GAD) and anxiety symptoms in older adults

    Författare :Johan Nilsson; Göteborgs universitet; []
    Nyckelord :MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; Anxiety; Worry; GAD; Epidemiology;

    Sammanfattning : Anxiety is a broad concept, difficult to detect and recognize. Expression may shift over the lifetime further complicating identification. Generalized Anxiety Disorder (GAD) is one of the most common anxiety disorders in older adults; however, the true nature remains unclear. LÄS MER

  4. 8. Heterogeneous Integration of Silicon and Printed Electronics for Intelligente Sensing Devices

    Författare :Li Xie; Lirong Zheng; Donald Lupo; KTH; []
    Nyckelord :;

    Sammanfattning : Driven by the exploding popularity of the Internet-of-Things (IoT), the demand for thin, flexible, lightweight intelligent sensingdevices is growing rapidly. Two attractive examples are intelligent packaging and wearable healthcare monitoring devices, which help to connect and track / monitor everything / everybody at any time and in any place. LÄS MER